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A211709 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 4
6 1
7 1
8 18
9 18
10 1
11 1
12 108
13 588
14 108
15 1
16 1
17 780
18 30240
19 30240
20 780
21 1
22 1
23 6600
24 2277600
25 17427192
26 2277600
27 6600
28 1
29 1
30 63840
31 234440280
32 17741309400
33 17741309400
34 234440280
35 63840
36 1
37 1
38 693840
39 31448589480

[1,1,1,1,4,1,1,18,18,1,1,108,588,108,1,1,780,
 30240,30240,780,1,1,6600,2277600,17427192,2277600,
 6600,1,1,63840,234440280,17741309400,17741309400,
 234440280,63840,1,1,693840,31448589480]

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Last modified June 6 18:59 EDT 2020. Contains 334832 sequences. (Running on oeis4.)